PHP acting weird in Firefox

Hi all,

I’m starting to switch over a couple sites I’ve designed to get ready for some server-side dynamic content, and I’ve noticed a weird behavior in Firefox.

Here’s what the site is supposed to look like:

Here’s the .php version.

Not only does it not seem to center the .swf in the middle of the browser window like I would like, but it’s also screwing up the style sheet. Any thoughts on why this could be happening?

It’s also happening on my personal site as well:

I’m pretty new to .php so this has me baffled.

Thanks…